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#!/usr/bin/python
"""
A fairly simple implementation of Conway's Game of Life.
"""
__version__ = "$Revision: 1.19 $"
__date__ = "$Date: 2005/12/13 11:13:23 $"
from PythonCard import model, util
import wx
import os
from util import readLifeFile, translateClipboardPattern
"""
:101: (p5) Found by Achim Flammenkamp in August 1994. The name was
suggested by Bill Gosper, noting that the phase shown below displays
the period in binary.
....**......**....
...*.*......*.*...
...*..........*...
**.*..........*.**
**.*.*..**..*.*.**
...*.*.*..*.*.*...
...*.*.*..*.*.*...
**.*.*..**..*.*.**
**.*..........*.**
...*..........*...
...*.*......*.*...
....**......**....
"""
def readLexiconFile(path):
try:
fp = open(path)
data = fp.readlines()
fp.close()
except IOError:
return None
lexicon = {}
# first collect the header
# up to the first row of
# ------
# then collect the definitions and patterns
# and finally the bibliography after
# the second row of
# -----
inIntroduction = 1
inBibliography = 0
bibliography = ''
introduction = ''
term = ''
for line in data:
stripped = line.strip()
if inIntroduction:
if line.startswith('-----'):
inIntroduction = 0
else:
introduction += line
elif inBibliography:
bibliography += line
else:
if line.startswith('-----'):
inBibliography = 1
else:
# collecting an entry
if stripped == '':
continue
elif stripped.startswith(':'):
# start of new term
if term != '':
lexicon[term] = (description, pattern)
offset = stripped.find(':', 1)
term = stripped[1:offset]
description = stripped[offset + 1:].lstrip()
#crud, term, description = stripped.split(':')
pattern = ''
elif stripped.startswith('.') or stripped.startswith('*'):
pattern += stripped + '\n'
else:
if line.startswith(' '):
description += '\n\n' + stripped
else:
description += '\n' + stripped
if term != '':
lexicon[term] = (description, pattern)
lexicon['INTRODUCTION'] = (introduction, '')
lexicon['BIBLIOGRAPHY'] = (bibliography, '')
#print len(lexicon)
return lexicon
class Lexicon(model.Background):
def on_initialize(self, event):
#self.initSizers()
self.components.fldDescription.lineNumbersVisible = False
self.components.fldDescription.setEditorStyle('text')
self.lexiconPath = self.getParent().lexiconPath
self.populatePatternsList()
def populatePatternsList(self):
self.lexicon = readLexiconFile(self.lexiconPath)
if self.lexicon is None:
self.getParent().menuBar.setEnabled('menuAutomataLexicon', False)
self.visible = False
else:
items = self.lexicon.keys()
items = util.caseinsensitive_sort(items)
self.components.lstPatterns.items = items
self.components.lstPatterns.selection = 0
# now simulate the user doing a selection
self.on_lstPatterns_select(None)
self.getParent().menuBar.setEnabled('menuAutomataLexicon', True)
self.visible = True
def loadPattern(self, name):
#filename = name + '.lif'
#path = os.path.join(self.application.applicationDirectory, 'patterns', filename)
description, patternString = self.lexicon[name]
if patternString != '':
crud, patterns, topLeft, size = translateClipboardPattern(patternString)
#print "topLeft:", topLeft, "size", size
self.getParent().initAndPlacePatterns(patterns, topLeft, size)
def on_lstPatterns_select(self, event):
name = self.components.lstPatterns.stringSelection
description, patternString = self.lexicon[name]
if patternString == '':
self.components.fldDescription.text = description
self.components.stcSize.text = ""
else:
crud, patterns, topLeft, size = translateClipboardPattern(patternString)
self.components.fldDescription.text = description + "\n\n" + patternString
self.components.stcSize.text = "Size: (%d, %d)" % size
def on_btnLoad_mouseClick(self, event):
self.loadPattern(self.components.lstPatterns.stringSelection)
def on_lstPatterns_mouseDoubleClick(self, event):
self.loadPattern(self.components.lstPatterns.stringSelection)
def on_close(self, event):
self.visible = False
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